Hassan Hassan (born 1982) is an American author and journalist of Syrian origin. He co-wrote the 2015 New York Times bestseller ISIS: Inside the Army of Terror with Michael Weiss. He has written on Islamist groups in the Middle East. He frequently appeared on The O'Reilly Factor, Amanpour and The Last Word with Lawrence O'Donnell, and has written for The New York Times, Foreign Policy, The Guardian, The Atlantic, Foreign Affairs, Financial Times, and The Daily Beast, among others. Hassan is the founder and editor-in-chief of New Lines Magazine, a global affairs magazine. Source: Wikipedia (en)